Merge pull request #213 from roboflow/change-download-overwrite-flag

Change `download()` to not overwrite files by default

roboflow/core/version.py

@@ -157,7 +157,7 @@ def __wait_if_generating(self, recurse=False):
                 sys.stdout.flush()
             return
 
-    def download(self, model_format=None, location=None, overwrite: bool = True):
+    def download(self, model_format=None, location=None, overwrite: bool = False):
         """
         Download and extract a ZIP of a version's dataset in a given format
 
@@ -168,7 +168,7 @@ def download(self, model_format=None, location=None, overwrite: bool = True):
         Args:
             model_format (str): A format to use for downloading
             location (str): An optional path for saving the file
-            overwrite (bool): An optional flag to prevent dataset overwrite when dataset is already downloaded
+            overwrite (bool): An optional flag to overwrite an existing dataset if the dataset has already downloaded
 
         Returns:
             Dataset Object